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Thread: FengsHVAC a Professional HVAC Tech teach you how to fix the heat on Bryant Pkg Unit

  1. #1
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    Cool FengsHVAC a Professional HVAC Tech teach you how to fix the heat on Bryant Pkg Unit

    Problem: heat pump produce no heat, only blow cold air.

    Insight: Called for heat, Blower ran, but compressor didn't come on.

    Cause: dirty air filter cause the high pressure switch to trip during heat mode.

    Solution: While it was calling for heat, checked 24v on the Y wire from the thermostat at the unit, got 24v. checked 24v at the compressor contactor coil, no voltage. found High pressure swith is in between, reset it. cleaned the air filter, turned the heat back on.

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  2. #2
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    Moved to tech to tech commercial



  3. #3
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    Teach us more, all knowing and wise Fengmaster...

    Was the reversing valve energized while you had 24v at Y?

  4. #4
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    And now it's time for HVAC talk with FengsHVAC.

  5. #5
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    Thread Starter
    Quote Originally Posted by hurtinhvac View Post
    Teach us more, all knowing and wise Fengmaster...

    Was the reversing valve energized while you had 24v at Y?
    Bryant unit use O ternimal for the reversing valve, which means that reversing valve is energize in Cooling Mode. During Heating Mode Reversing Valve is de-energized... so , While i had 24v at Y, i didn't get any power at the reversing valve on heating mode..

  6. #6
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    wow...heat pump class

  7. #7
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    Check the filter class.....
    [Avatar photo from a Florida training accident. Everyone walked away.]
    2 Tim 3:16-17

    RSES CMS, HVAC Electrical Specialist
    Member, IAEI

    AOP Forum Rules:







  8. #8
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    You better fix that refer leak below the HPS.
    change a filter, Fix a heat pump.

  9. #9
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    I long to be as technically proficient as the OP.

  10. #10
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    Quote Originally Posted by ryan1088 View Post
    I long to be as technically proficient as the OP.
    If you work hard enuf all of your dreams will come true!

  11. #11
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    Quote Originally Posted by Joehvac25 View Post
    If you work hard enuf all of your dreams will come true!
    Work smarter and all your dreams will come true.

  12. #12
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    Quote Originally Posted by toocoolforschool View Post
    Work smarter and all your dreams will come true.

    fake it 'til you make it
    It`s better to be silent and thought the fool; than speak and remove all doubt.

  13. #13
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    Quote Originally Posted by toocoolforschool View Post
    Work smarter and all your dreams will come true.
    Quit working and suck off the governments teat and you're set for life
    Officially, Down for the count

    YOU HAVE TO GET OFF YOUR ASS TO GET ON YOUR FEET

    I know enough to know, I don't know enough
    Why is it that those who complain the most contribute the least?
    MONEY CAN'T BUY HAPPINESS. POVERTY CAN'T BUY ANYTHING

  14. #14
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    Quote Originally Posted by toocoolforschool View Post
    Work smarter and all your dreams will come true.
    Quit working and suck off the governments teat and you're set for life
    Officially, Down for the count

    YOU HAVE TO GET OFF YOUR ASS TO GET ON YOUR FEET

    I know enough to know, I don't know enough
    Why is it that those who complain the most contribute the least?
    MONEY CAN'T BUY HAPPINESS. POVERTY CAN'T BUY ANYTHING

  15. #15
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    Feng, is it possible to wash those type of filters out with a mixture of club soda and urine? I have had mixed results what ratio would you recommend?

  16. #16
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    Quote Originally Posted by Freightshaker View Post
    Feng, is it possible to wash those type of filters out with a mixture of club soda and urine? I have had mixed results what ratio would you recommend?
    What brand, the knockoff brands don't work, plus try ant eater urine, with all the ants they eat there's a different chemical reaction.

  17. #17
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    During the winter months ant eater urine is hard to locate since the ant s disappear from the outdoors. What I do at this time of year is lure ants thru the cracks in my slab foundation with leftover christmas cookies. When I collect enough of them, I put them in the blender with some Billy Beer. I can then use my urine straight. No need for club soda.
    Officially, Down for the count

    YOU HAVE TO GET OFF YOUR ASS TO GET ON YOUR FEET

    I know enough to know, I don't know enough
    Why is it that those who complain the most contribute the least?
    MONEY CAN'T BUY HAPPINESS. POVERTY CAN'T BUY ANYTHING

  18. #18
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    Quote Originally Posted by Joehvac25 View Post
    What brand, the knockoff brands don't work, plus try ant eater urine, with all the ants they eat there's a different chemical reaction.
    I will have to see if parts house stocks it. I was using dayafter busch light drinker urine but it may have been tainted with coffee

  19. #19
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    Quote Originally Posted by Freightshaker View Post
    I will have to see if parts house stocks it. I was using dayafter busch light drinker urine but it may have been tainted with coffee
    Yep there's your problem, might also have some contamination from the runs to.

  20. #20
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    While I greatly appreciate your advice 2sac and Joe... I was hoping for a true professionals response.

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